半导体技术

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中芯国际申请半导体结构及其形成方法专利,降低了半导体结构中产生泄露电流的风险
Sou Hu Cai Jing· 2025-08-23 11:02
天眼查资料显示,中芯国际集成电路制造(上海)有限公司,成立于2000年,位于上海市,是一家以从 事计算机、通信和其他电子设备制造业为主的企业。企业注册资本244000万美元。通过天眼查大数据分 析,中芯国际集成电路制造(上海)有限公司共对外投资了4家企业,参与招投标项目127次,财产线索 方面有商标信息150条,专利信息5000条,此外企业还拥有行政许可449个。 金融界2025年8月23日消息,国家知识产权局信息显示,中芯国际集成电路制造(上海)有限公司申请 一项名为"半导体结构及其形成方法"的专利,公开号CN120529616A,申请日期为2024年02月。 专利摘要显示,一种半导体结构及其形成方法,结构包括:基底,所述基底包括沟道区域以及位于所述 沟道区域两侧的源漏区域;绝缘层,位于所述沟道区域的基底顶部;沟道结构层,悬置于所述绝缘层的 顶部,所述沟道结构层包括一个或多个在纵向上间隔设置的沟道层;器件栅极结构,位于所述绝缘层的 上方且环绕覆盖所述沟道结构层;源漏掺杂层,位于所述器件栅极结构两侧的源漏区域的基底顶部,且 所述源漏掺杂层覆盖所述沟道结构层的侧壁。 来源:金融界 ...
国际产业新闻早知道:关税不确定性影响各国经济,全球芯片行业面临重大调整
Chan Ye Xin Xi Wang· 2025-08-19 06:09
Group 1: Trade and Tariffs - China has filed a complaint with the WTO against Canada's import restrictions on steel and other products, accusing Canada of unilateralism and trade protectionism [4][5] - The U.S. Trade Representative's cancellation of a visit to India has raised concerns about the potential delay in tariff negotiations, particularly as new tariffs are set to take effect on August 27 [6][7][10] - Brazil's Finance Minister stated that tariff negotiations with the U.S. have reached a deadlock, with U.S. tariffs on Brazilian imports reaching as high as 50% [13][14] Group 2: Automotive Industry - Japan's automotive industry is facing severe impacts from U.S. tariffs, with exports to the U.S. declining significantly, particularly in June where exports dropped by 26.7% [66][67][69] - Toyota has reported a projected decrease in operating profit by 1.4 trillion yen due to U.S. tariffs, while Mazda has shifted to a loss in the U.S. market [69][70] - India is proposing to reduce the Goods and Services Tax on small cars from 28% to 18% to stimulate sales, coinciding with the upcoming festive shopping season [73][76][78] Group 3: Semiconductor Industry - Trump is considering imposing tariffs as high as 300% on semiconductors, which could create uncertainty in the tech industry [44][46] - A report indicates that China has surpassed South Korea in several semiconductor technologies, ranking second globally behind the U.S. [48][50] - SoftBank is set to invest $2 billion in Intel, becoming its fifth-largest shareholder, amid ongoing discussions about U.S. government investment in Intel [51][56] Group 4: Artificial Intelligence - Shanghai is promoting the development of AI consumer electronics, including AI computers and smartphones, to enhance the industry [28][29] - Meta is undergoing its fourth restructuring of its AI team in six months, aiming to enhance its capabilities in the competitive AI landscape [30][31][33] - OpenAI is considering selling $6 billion in stock, which could increase its valuation to $500 billion, reflecting rapid growth in user engagement and revenue [39][40] Group 5: Mining and Resources - Lindian Resources is seeking to raise AUD 80 million to develop its Kangankunde rare earth project in Malawi [97] - Australia’s West Cobar has discovered high-grade titanium ore, indicating significant development potential [98] - Tsingshan Holding Group plans to invest $800 million to double the production capacity of its steel plant in Zimbabwe [99][101]
“日本偷,美国抢,台积电保台能多长?”
Guan Cha Zhe Wang· 2025-08-07 02:01
Core Points - TSMC is facing a significant crisis due to a leak of its 2nm process technology, with a former employee allegedly obtaining and leaking confidential information to a Japanese semiconductor equipment giant [1][3] - The company is under increasing pressure from the U.S., with President Trump demanding TSMC invest $300 billion in the U.S. to secure better tariff terms for Taiwan [1][8] - The leak and tariff pressures highlight Taiwan's strategic vulnerabilities, raising concerns about the sustainability of its semiconductor dominance [1][5] Company Summary - TSMC plans to start mass production of 2nm chips by the end of this year, with major clients including Apple and Qualcomm [3] - The leak involved nine individuals, including both former and current employees, who allegedly used remote access to steal thousands of images of confidential technology [3][4] - TSMC has taken legal action against the involved parties and emphasized its commitment to protecting its technological advantages [4] Industry Summary - The incident has raised alarms about the potential impact on TSMC's competitive edge, as it may enable rivals to improve their yield rates [9] - The leak is seen as a significant threat to Taiwan's semiconductor technology, especially as Japan aims to regain its position in chip manufacturing with support from the U.S. [4][8] - The ongoing geopolitical tensions and the push for U.S. semiconductor independence could fundamentally alter TSMC's global operations and its role as a leading chip manufacturer [8][9]
台积电2纳米关键技术恐外泄,已开除涉案人员
日经中文网· 2025-08-06 03:01
Core Viewpoint - Several former TSMC employees are suspected of attempting to obtain key information related to the development and production of the advanced 2nm technology, leading to strict disciplinary actions and legal proceedings by TSMC [2][4]. Group 1: Incident Details - TSMC discovered unauthorized behavior during routine monitoring, which indicated potential commercial secret leaks [4]. - The case has garnered significant attention due to TSMC's 2nm chip production technology being the most advanced globally, with mass production expected to begin later this year [4][6]. - The investigation is ongoing to determine the specific use of the information sought, whether it has been leaked, the extent of the leak, and if others are involved [5]. Group 2: Legal and Regulatory Context - The case falls under the scope of Taiwan's National Security Law, which aims to prevent sensitive technology from flowing abroad, particularly in the semiconductor industry [6]. - The Taiwan High Prosecutors Office confirmed that this is the first case investigated under this law involving core key technology business secrets [6]. - Prosecutors have applied for detention orders for three involved individuals, which have been approved [6]. Group 3: Industry Implications - The development of smaller semiconductor processes is increasingly complex and costly, with TSMC planning to launch its 2nm technology by the end of this year [6]. - Currently, only TSMC, Samsung, Intel, and Rapidus are actively developing such advanced technologies, while other chip manufacturers have exited the competition [6]. - TSMC's chairman and CEO, C.C. Wei, emphasized that the company's technology is difficult to replicate due to the complex expertise and extensive experience accumulated in production and R&D [6].
大力押注AI,软银增持英伟达、台积电,Q2盈利也稳了?
硬AI· 2025-08-05 16:02
Core Viewpoint - SoftBank is significantly increasing its investments in AI hardware, particularly by boosting its stakes in Nvidia and TSMC, as part of its strategy to capture key segments of the AI industry chain [3][7]. Investment Actions - As of March 31, SoftBank's stake in Nvidia rose from $1 billion to approximately $3 billion, with new investments of about $330 million in TSMC and $170 million in Oracle [3][8]. - These investments coincide with Nvidia's market capitalization surpassing $4 trillion and TSMC nearing a $1 trillion valuation, resulting in substantial paper gains for SoftBank [3][8]. Financial Performance - Analysts expect SoftBank to report a positive net profit in its upcoming Q2 financial results, primarily driven by the strong performance of its AI-related assets [5]. - SoftBank's stock reached an all-time high last month, reflecting investor confidence in its strategic initiatives, including a $500 billion Stargate data center project in collaboration with OpenAI and a $30 billion additional investment in OpenAI [5][10]. Strategic Goals - SoftBank's latest investment moves are strategically targeting critical nodes in the AI industry, with Nvidia representing AI chip design, TSMC for manufacturing, and Oracle for cloud service infrastructure [7]. - The company aims to become a leading platform provider in artificial superintelligence, as stated by its CEO Masayoshi Son [9][11]. Future Projects - SoftBank is pursuing large-scale partnerships to play a more central role in the AI proliferation process, including the $500 billion Stargate data center project and a $1 trillion AI manufacturing center plan in Arizona [10]. - The company plans to acquire Ampere Computing for $6.5 billion and has already raised approximately $4.8 billion by selling part of its T-Mobile stake to ensure liquidity for its hardware investments [8][10]. Market Positioning - SoftBank's investment strategy is seen as a way to regain access to profitable segments of the semiconductor supply chain, especially after previously selling 4.9% of Nvidia shares in early 2019 [11]. - The Vision Fund's past losses have limited SoftBank's ability to invest in generative AI during its early stages, but recent moves to repurchase Nvidia shares and invest in TSMC are viewed as corrective actions [11].
兆易创新上涨5.0%,报126.3元/股
Jin Rong Jie· 2025-07-30 02:04
Group 1 - The core viewpoint of the news highlights the performance and market position of Zhaoyi Innovation, a fabless semiconductor company specializing in memory technology and IC solutions [1][2] - As of July 30, Zhaoyi Innovation's stock price increased by 5.0%, reaching 126.3 CNY per share, with a trading volume of 1.421 billion CNY and a turnover rate of 1.71%, resulting in a total market capitalization of 83.871 billion CNY [1] - The company has a significant market share in the SPINORFLASH market in China, with cumulative shipments exceeding 13 billion units and an annual shipment volume of over 2.8 billion units [1] Group 2 - As of March 31, Zhaoyi Innovation had 146,000 shareholders, with an average of 4,542 circulating shares per person [2] - For the first quarter of 2025, Zhaoyi Innovation reported a revenue of 1.909 billion CNY, representing a year-on-year growth of 17.32%, and a net profit attributable to shareholders of 235 million CNY, reflecting a year-on-year increase of 14.57% [2]
获SIA最高荣誉 台积电董座魏哲家与前董座刘德音将可望再同台
Jing Ji Ri Bao· 2025-07-28 23:46
Core Points - TSMC's Chairman C.C. Wei and former Chairman Liu Deyin will jointly receive the Robert Noyce Award from the Semiconductor Industry Association (SIA) for their outstanding contributions to the U.S. semiconductor industry [1] - The award ceremony will take place on November 20, 2025, in San Jose, California [1] - SIA President and CEO John Neuffer highlighted that under Wei and Liu's leadership, TSMC has become the world's largest chip foundry and a cornerstone of the global semiconductor supply chain [1] Group 1 - The Noyce Award is given annually to recognize leaders who have made significant contributions to the semiconductor industry in technology and/or public policy [1] - TSMC has developed numerous groundbreaking technological advancements that have reshaped computing performance, energy efficiency, and the global supply chain [1] - TSMC has significantly expanded its global operations, establishing important manufacturing facilities in the U.S. and other countries [1] Group 2 - C.C. Wei expressed honor in receiving the award, acknowledging the collective efforts and dedication of current and former employees, as well as customers who inspire innovation [2] - Liu Deyin stated that receiving the Noyce Award is both an honor and a responsibility, motivating the encouragement of future industry leaders [2] - The Noyce Award is named in memory of Robert N. Noyce, a pioneer in the semiconductor industry and co-founder of Fairchild Semiconductor and Intel [2]
上海秦之半导体科技有限公司成立,注册资本1000万人民币
Sou Hu Cai Jing· 2025-07-24 02:27
Group 1 - Shanghai Qin Semiconductor Technology Co., Ltd. has been established with a registered capital of 10 million RMB [1] - The legal representative of the company is Yang He, and the shareholders include Qin Technology (Shanghai) Co., Ltd. holding 65% and Kunshan Xinxin Semiconductor Technology Co., Ltd. holding 35% [2] - The company's business scope includes technology services, integrated circuit design and manufacturing, semiconductor device manufacturing, and various sales related to electronic products and materials [2] Group 2 - The company is classified under the manufacturing industry, specifically in the sector of computer, communication, and other electronic device manufacturing [2] - The registered address of the company is located at No. 190, Shiquan East Road, Putuo District, Shanghai [2] - The business license allows the company to operate without a fixed term, with the current registration valid until July 23, 2025 [2]
商道创投网·会员动态|山西国科·完成亿元A轮融资
Sou Hu Cai Jing· 2025-07-23 08:32
Core Insights - Shanxi Guoke Semiconductor Optoelectronics Co., Ltd. has recently completed a significant A-round financing led by multiple investment firms, indicating strong investor confidence in the company’s potential [1][4]. Company Overview - Founded at the end of 2020 by a team of scientists from the Chinese Academy of Sciences, Shanxi Guoke is the only high-tech enterprise in China that has established a complete production line for III-V antimonide semiconductors, focusing on laser chips, infrared detectors, and command systems [2]. Financing Purpose - The funds from this round of financing will be allocated to three main areas: enhancing R&D across the entire process from materials to systems, expanding the initial production line to increase capacity for high-end lasers and infrared modules, and accelerating market penetration in emerging sectors such as quantum communication and national defense, aiming for a dual strategy of "domestic substitution + cutting-edge leadership" [3]. Investment Rationale - The investment partners highlighted Shanxi Guoke's nearly two decades of technological accumulation and the establishment of the first production line compatible with III-V antimonides, which presents a high technical barrier. The company’s products have already entered strategic markets such as aerospace and quantum technology, indicating a broad market potential [4]. Investment Perspective - Recent government policies encouraging investment in semiconductor and quantum technologies align with Shanxi Guoke's fully controllable technology chain, showcasing the speed of hard technology entrepreneurship. The investment firms are strategically positioned in national priority sectors, reflecting their commitment to professional responsibility in managing investments [5].
光刻机核心技术与国产替代分析(附国内光刻机企业清单)
材料汇· 2025-07-16 13:37
Group 1 - The article discusses the lithography machine industry, emphasizing its critical role in semiconductor manufacturing and the ongoing demand for advanced lithography technology [2][5][6] - ASML, Nikon, and Canon dominate the global lithography machine market, with ASML holding a significant lead, especially in the EUV lithography segment [42][44][49] - The global lithography machine market is projected to reach $293.7 billion by 2025, with EUV lithography machines expected to account for a substantial portion of this growth [37][40] Group 2 - The lithography machine's imaging quality is determined by the coordination of various systems and components, including the exposure light source, optical systems, and alignment systems [28][29][33] - The lithography machine has undergone five generations of technological evolution, with advancements in light source wavelengths significantly enhancing manufacturing capabilities [14][15][12] - The article highlights the urgent need for domestic lithography machine production in China due to ongoing export restrictions from the US, Japan, and the Netherlands [79][80][82] Group 3 - The demand for lithography machines in China is substantial, with the country being ASML's largest customer, accounting for 41% of its revenue in 2024 [55][66] - The article outlines the competitive landscape, noting that while ASML leads in high-end machines, Nikon and Canon focus on mid to low-end products [49][50][51] - The article emphasizes the importance of AI in driving the demand for advanced semiconductor products, which in turn boosts the lithography machine market [67][71]